<!DOCTYPE html>
<html>
    <head>
        <title></title>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    </head>
    <body>
        <h1>404</h1>
        <h4>用户登录已失效，请重新登录</h4>
        <script>
            alert("用户登录已失效，请重新登录!")
            parent.window.location.assign("/WebManage");
//            console.log(parent.window);
        </script>
    </body>
</html>
